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authorArjan van de Ven <arjan@linux.intel.com>2009-01-09 15:54:07 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-01-10 15:06:52 -0800
commit886ad09fc83342aa1c5a02a0b6d3298b78a8067f (patch)
tree82a7818829b25db9c67f95c315521dac3da47fc6 /drivers/ata/ahci.c
parent3d14bdad40315b54470cb7812293d14c8af2bf7d (diff)
libata: Add a per-host flag to opt-in into parallel port probes
This patch adds a per host flag that allows drivers to opt in into having its busses scanned in parallel. Drivers that do not set this flag get their ports scanned in the "original" sequence. Signed-off-by: Arjan van de Ven <arjan@linux.intel.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/ata/ahci.c')
-rw-r--r--drivers/ata/ahci.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 7f701cbe14a..96039671e3b 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -2660,6 +2660,9 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
host->iomap = pcim_iomap_table(pdev);
host->private_data = hpriv;
+ if (!(hpriv->cap & HOST_CAP_SSS))
+ host->flags |= ATA_HOST_PARALLEL_SCAN;
+
if (pi.flags & ATA_FLAG_EM)
ahci_reset_em(host);